Data Sheet

AD736

Rev. I | Page 3 of 20

SPECIFICATIONS

At 25°C ± 5 V supplies, ac-coupled with 1 kHz sine wave input applied, unless otherwise noted. Specifications in bold are tested on all

production units at final electrical test. Results from those tests are used to calculate outgoing quality levels.

Table 1.

AD736J/AD736A

AD736K/AD736B

Parameter

Conditions

Min

Typ

Max

Min

Typ

Max

Unit

TRANSFER FUNCTION

CONVERSION ACCURACY

1 kHz sine wave

Total Error, Internal Trim1

All Grades

0 mV rms to 200 mV rms

0.3/0.3

0.5/0.5

0.2/0.2

0.3/0.3

±mV/±% of reading

200 mV to 1 V rms

−1.2

±2.0

−1.2

±2.0

% of reading

A and B Grades

@ 200 mV rms

0.7/0.7

0.5/0.5

±mV/±% of reading

J and K Grades

@ 200 mV rms

0.007

0.007

±% of reading/°C

vs. Supply Voltage

@ 200 mV rms Input

0

+0.06

+0.1

0

+0.06

+0.1

%/V

0

−0.18

−0.3

0

−0.18

−0.3

%/V

DC Reversal Error, DC-Coupled

@ 600 mV dc

1.3

2.5

1.3

2.5

% of reading

Nonlinearity2, 0 mV to 200 mV

@ 100 mV rms

0

0.25

0.35

0

0.25

0.35

% of reading

Total Error, External Trim

0 mV rms to 200 mV rms

0.1/0.5

0.1/0.3

±mV/±% of reading

ERROR VS. CREST FACTOR3

Crest Factor = 1 to 3

0.7

0.7

% additional error

Crest Factor = 3 to 5

2.5

2.5

% additional error

INPUT CHARACTERISTICS

High Impedance Input

Signal Range (Pin 2)

Continuous RMS Level

200

200

mV rms

1

1

V rms

Peak Transient Input

±0.9

±0.9

V

±2.7

±2.7

V

±4.0

±4.0

V

Input Resistance

Ω

Input Bias Current

1

25

1

25

pA

Low Impedance Input

Signal Range (Pin 1)

Continuous RMS Level

300

300

mV rms

1

1

V rms

Peak Transient Input

±1.7

±1.7

V

±3.8

±3.8

V

±11

±11

V

Input Resistance

6.4

8

9.6

6.4

8

9.6

kΩ

Maximum Continuous

Nondestructive Input

All supply voltages

±12

±12

V p-p

Input Offset Voltage4

J and K Grades

±3

±3

mV

A and B Grades

±3

±3

mV

vs. Temperature

8

30

8

30

µV/°C

vs. Supply

50

150

50

150

µV/V

80

80

µV/V